Social Networking Site is a web server that allows Internet users to register, to create a personal profile and communicate with selected others. Usually you can personalize your personal space on this site in different ways using personal information, interests, personalized graphic and music to give an idea of you to other people: your profile. Website also refers to a connected group of pages on the World Wide Web regarded as a single entity, usually maintained by one person or organization and devoted to a single topic or several closely related topics.

Some site could have different uses as their original purpose. Dating, for instance could be seen as a part of the Professional oriented group but on the other side also as part of the socialize oriented group. Some of the above mentioned socialize oriented SNW give the possibility to create group of interests, theme blogs or walls of discussion.